Understanding Cell Differentiation and DNA

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What is the internal blueprint referred to as in the context of cell formation?

RNA

Histone

Chromatin fiber

DNA (correct)

What is the condensed form of DNA when it is wrapped around a histone?

Nucleosome (correct)

Chromosome

Kinetochore

Chromatid

What is the ordered series of events involving cell growth and division to produce new cells called?

DNA replication

Cell cycle (correct)

Histone modification

Gene expression

How many major phases are involved in the cell cycle?

2 Signup and view all the answers

What is the most condensed form of genetic material?

Chromosome Signup and view all the answers

Which phase of the cell cycle involves cell growth and DNA replication?

Interphase Signup and view all the answers

During which phase of the cell cycle does DNA replication occur in eukaryotic cells?

S Signup and view all the answers

In which phase of the cell cycle is the cell considered to be in a resting state?

G0 Signup and view all the answers

What is the phase directly associated with G1 and is the second-longest phase of the cell cycle?

G1 Signup and view all the answers

During which phase does the cell prepare for the following phases by accumulating proteins, building blocks for DNA, and energy?

G1 Signup and view all the answers

In which phase of the cell cycle do significant changes to the organelles and cell structure occur?

G2 Signup and view all the answers

What marks the transition from prophase to metaphase in the cell cycle?

Disintegration of nuclear envelope Signup and view all the answers

What is being duplicated to form the mitotic spindle during interphase?

Centrosome Signup and view all the answers

How is the periodic table mainly divided?

By families, which are the elements in a column Signup and view all the answers

What indicates a forward reaction in a chemical equation?

An arrow pointing to the right Signup and view all the answers

What does an arrow pointing to the left indicate in a chemical equation?

A reversible reaction Signup and view all the answers

What does a subscript 'g' indicate in a chemical formula?

Gaseous state Signup and view all the answers

How does the modern IUPAC differentiate families in the periodic table?

Using Arabic numbers Signup and view all the answers

What is the purpose of using subscripts in chemical formulas?

To indicate the state of the compound Signup and view all the answers

What type of reaction occurs when multiple reactants interact to form a single product?

Composition reaction Signup and view all the answers

In which type of reaction does one compound undergo changes due to an external factor and breaks down into its constituents?

Decomposition reaction Signup and view all the answers

What is the general formula for composition reactions?

$A + B = AB$ Signup and view all the answers

Which type of reaction involves the formation of salt from the interaction of sodium and chlorine?

Composition reaction Signup and view all the answers

When does a decomposition reaction occur?

When one compound undergoes changes due to an external factor and breaks down into its constituents Signup and view all the answers

In which type of reaction does a compound release energy as the bonds are broken?

Decomposition reaction Signup and view all the answers

What are coefficients used for in chemical equations?

To show how much of a compound is involved in the reaction Signup and view all the answers

What do subscripts indicate in chemical formulas?

$H_2O$ molecule is formed from hydrogen and oxygen elements Signup and view all the answers

Which group of elements is involved in the chemical equation for photosynthesis?

$CO_2(𝑔)$, $𝐻_2𝑂(𝑙)$, $𝐶_6𝐻_{12}𝑂_6(𝑠)$, $O_2(𝑔)$ Signup and view all the answers

What does photosynthesis involve the interaction of to synthesize glucose and oxygen?

Carbon dioxide and water Signup and view all the answers